.radar_background {
    width: 100%;
    height: 100%;
    padding: 0;
    margin: 0;
}
.radar {
    display: table;
    width: 400px;
    height: 400px;
    position: relative;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    overflow: hidden;
}
.radar a {
    display: table-cell;
    font-size: 1.2em;
    text-decoration: none;
    text-align: center;
    vertical-align: middle;
    border-radius: 50%;
    transition: background 1s, border-width 0.5s cubic-bezier(0.075, 0.82, 0.165, 1), text-shadow 0.5s;
    text-shadow: 0 0 20px #0aafe6, 0 0 20px rgba(10, 175, 230, 0);
    box-shadow: 0 0 0 rgba(10, 175, 230, 0), inset 0 0 0 rgba(10, 175, 230, 0);
    border: 0 dotted rgba(10, 175, 230, 0);
    color: #0aafe6;
    background-image: radial-gradient(rgba(10, 175, 230, 0.3) 0%, rgba(10, 175, 230, 0) 60%);
}
.radar:before,
.radar:after,
.radar a:before,
.radar a:after {
    transition: 0.2s ease-in-out;
    content: "";
    display: block;
    position: absolute;
    border-radius: 50%;
    border: 60px dashed transparent;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
}
.radar:before {
    animation: rotate 20s linear 0s infinite;
    width: 25%;
    height: 25%;
    border: 3px dotted rgba(10, 175, 230, 0);
    z-index: -1;
}
.radar:after {
    animation: rotate 10s linear 0s infinite reverse;
    border: 80px dashed rgba(10, 175, 230, 0);
    width: 40%;
    height: 40%;
    z-index: -2;
}
.radar a:before {
    animation: rotate 5s ease-in-out 0s infinite alternate;
    width: 30%;
    height: 30%;
    border: 50px dashed rgba(10, 175, 230, 0);
}
.radar a:after {
    animation: rotate 5s linear 0s infinite;
    border: 18px dashed rgba(10, 175, 230, 0);
    width: 30%;
    height: 30%;
}
.radar:before {
    border-color: rgba(10, 175, 230, 0.3);
}
.radar:after {
    border-color: rgba(10, 175, 230, 0.1);
}
.radar a:before {
    border-color: rgba(10, 175, 230, 0.3);
}
.radar a:after {
    border-color: rgba(10, 175, 230, 0.3);
}
@keyframes rotate {
    0% {
        transform: translate(-50%, -50%) rotate(0deg);
    }
    100% {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}
